<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      // min 5, max,7
      const max = 7;
      const min = 5;
      // (5,7) [5,7] (5,7] [5,7)
      console.log((max - min) * Math.random() + min);
    </script>
  </body>
</html>
